#FCF377#FCF377

#FCF377 is a very light, vivid yellow. Relative luminance 0.861; OKLCH L 94.7% C 0.146 H 105.1°. Best body text is #000000 at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#FCF377
RGB	rgb(252, 243, 119)
HSL	hsl(56, 96%, 73%)
HSV	hsv(56, 53%, 99%)
CMYK	cmyk(0%, 3.6%, 52.8%, 1.2%)
CIE-LAB	lab(94.37, -12.61, 60.01)
CIE-LCH	lch(94.37, 61.32, 101.86°)
OKLab	oklab(94.71% -0.0378 0.1406)
OKLCH	oklch(94.71% 0.146 105.1)
XYZ	xyz(75.5274, 86.1309, 30.0956)
Luminance	0.8613 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCF377 #7780FC

analogous

#FCB177 #FCF377 #C2FC77

triadic

#FCF377 #77FCF3 #F377FC

tetradic

#FCF377 #77FCB1 #7780FC #FC77C2

square

#FCF377 #77FCB1 #7780FC #FC77C2

split-complementary

#FCF377 #77C2FC #B177FC

monochromatic

#F3E305 #FBEE3B #FCF377 #FDF8B3 #FEFCE1

Accessibility & contrast

On white

1.15

#FCF377 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.23

#FCF377 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCF377

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCF377	#FFFFFF	#000000	##000000
##FCF377	1.00	1.15	18.23	18.23
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.23	21.00	1.00	1.00
##000000	18.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB6B

Deuteranopia (green-blind)

#FFF27D

Tritanopia (blue-blind)

#FFE5D7

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fcf377;
/* rgb */ color: rgb(252, 243, 119);
/* oklch */ color: oklch(94.7% 0.146 105.1);

Tailwind

colors: {
  custom: {
    50: '#fff6a1',
    500: '#fcf377',
    950: '#000000',
  },
}

SCSS

$custom: #fcf377;
$custom-light: #fff6a1;
$custom-dark: #000000;

JSON

{
  "hex": "#fcf377",
  "rgb": {
    "r": 252,
    "g": 243,
    "b": 119
  },
  "hsl": {
    "h": 55.94,
    "s": 95.683,
    "l": 72.745
  },
  "oklch": {
    "l": 0.94709,
    "c": 0.14555,
    "h": 105.1
  },
  "luminance": 0.86129
}

Semantic roles & 50–950 ramp

primary

#FCF377

secondary

#3E49D9

accent

#10E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FCF377

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →